draughr warriors show staggering when their regular atack is blocked(as you know their power attacks is likely to make me stagger)
however regular humanoids or animals never stagger like draughr. when i succesfully block my shield shows some sweeping movement as to parry enemy's blow, but enemies never stagger and keeps attacking.
obliviom never had this problem...when i blocked if succesful there was recoil and enemies staggered undead humans beast alike. if anyone can give some enlightenment on skyrim block system it would help me get immersed into my nord warrior a lot